Category: V

  • Visual agnosia

    The incapacity to identify objects based on their shape or color.  

  • Vitreous haemorrhage

    Blood leakage into the vitreous humor, the jelly-like material filling the eye’s main chamber, is known as vitreous hemorrhage. A frequent reason for this condition is diabetic retinopathy, where delicate new blood vessels grow on the retina. This hemorrhage typically impairs vision, and in severe cases, the disruption to vision persists until the blood is…

  • Venomous bites and stings

    The introduction of venom into a living organism by certain animals through their mouthparts (bites) or other specialized injecting structures (stings). Venoms are frequently employed as a deterrent against predators and can also serve to incapacitate or fatally harm prey. Instances of venomous animals attacking humans are infrequent unless provoked or disrupted. There are specialized…

  • Vasodilator drug

    Vasodilators are a category of medications designed to expand blood vessels. This group includes ACE inhibitors, alpha-blockers, calcium channel blockers, and nitrates. These drugs are often prescribed for conditions where the abnormal constriction of blood vessels restricts blood flow, thereby limiting oxygen supply to tissues. Such conditions include angina pectoris and peripheral vascular disease. Vasodilators…

  • Valve replacement

    A surgical procedure designed to replace a malfunctioning or damaged heart valve.  

  • Vaginal itching

    Vaginal irritation often comes with itching of the vulva. In many instances, this itching is a sign of vaginitis, which is an inflammation of the vagina. Vaginitis could be the result of an infection or an allergic reaction to substances found in hygiene products or spermicides. After menopause, vaginal itching becomes more common and may…

  • Vulvar vestibulitis

    An area-specific inflammation of the vestibule, which refers to the immediate vicinity surrounding the vaginal and urethral openings.  

  • Von willebrand factor

    A protein present in the bloodstream that participates in the mechanism of coagulation, which is the process of blood clot formation.  

  • Volatile solvents

    A diverse array of liquids, encompassing both industrial and household products as well as solvents found in the realms of art and office supplies, possess the characteristic of vaporizing at typical room temperatures.  

  • Voiding

    Micturition is the medical term used to describe the act of emptying the bladder or urinating.